nrf_wifi: Update RPU patch to rev #0d2549350c9

UMAC:
[SHEL-2596]: Fix for regulatory domain setting issue in
             Radio test sample.
[SHEL-2628]: Updating bss data base with good rssi up to
             4 entries in connect scan.
[SHEL-2816] : Enabled protected keep-alive subfield in
               BSS MAX IDLE IE of assoc request.
LMAC:
Nordic ref  NRF7X-150 :	MQTT disconnections
Nordic ref NRF7X-157 :  Wi-Fi disconnections
Nordic ref: NRF7X-162 : High Average power in Idle state
Nordic ref: NRF7X-178 : Wi-Fi always active

Signed-off-by: Lakshmi Thulasi <[email protected]>